/**
*      author: Y_Yao
*      created: 2024-10-22 18:41:10
**/

#include<bits/stdc++.h>

using namespace std;
using LL = long long;
const LL LLINF = 1e18;
const int INF = 0x3f3f3f3f;

int main()
{
    ios::sync_with_stdio(false);
    cin.tie(0);

    return 0;
}